Games Invented by Jörg Knappen on Game Courier
- Janus Kamil Chess. A crossover between Janus Chess and Modern Kamil Chess. By Jörg Knappen.
- Lines of Relay. The addition of a piece - the "Lore Apprentice" adapted from the Querquisite. "LoR(e)" stands for Lines of Relay. Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- Mainzer Schach. 11 x 8 variant with two Januses and one Marshall, and different setup. Author: Tony Quintanilla. Inventor: Jörg Knappen.
- Nachtmahr. "Study game" with several different types of nightriders. Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- Quinquereme Chess. Large variant with a new piece, the Quinquereme. Author: Tony Quintanilla. Inventor: Jörg Knappen.
- Quintessential Chess. Game introducing Quintessential knight and Leeloo (Quintessential Queen). Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- Seenschach. Crooked Bishops, Reflecting Bishops, Harvesters and Hornets navigate around a giant central abyss. Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.
- Seeping Switchers - A Chess with Different Armies Variant. Chess with Different Armies variant with Panda, knight wazir, slip queen and a lame bent rider unicorn. Author: Jeremy Gabriel Good. Inventor: Jörg Knappen.